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Finding the Third Proportional to 3,906,183 and 8,557,134

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Solution

The third proportional to 3,906,183 and 8,557,134 is: 18,745,804.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,183 : 8,557,134 = 8,557,134 : x
  2. Step 2: Convert to fraction form
    3,906,183/8,557,134 = 8,557,134/x
  3. Step 3: Cross multiply
    3,906,183x = 8,557,134 × 8,557,134
  4. Step 4: Simplify right side
    3,906,183x = 73,224,542,293,956
  5. Step 5: Solve for x
    x = 73,224,542,293,956/3,906,183
  6. Step 6: Final answer
    x = 18,745,804.36

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.